Most governments have enacted physical or social distancing measures to control COVID-
19 transmission. Yet little is known about the socio-economic trade-offs of these measures …

Among tool kits to combat the coronavirus disease 2019 (COVID-19), caused by severe
acute respiratory syndrome coronavirus 2, school closures are one of the most frequent non …

Background During COVID-19 pandemic, school closure has been mandated in analogy to
its effect against influenza, but it is unclear whether schools are early COVID-19 amplifiers …

Background: The SARS-CoV-2 pandemic has involved a severe increase of cases
worldwide in a wide range of populations. The aim of the present investigation was to …

The role that traditional and hybrid in-person schooling modes contribute to the community
incidence of SARS-CoV-2 infections relative to fully remote schooling is unknown. We …

We use event study models based on staggered summer vacations in Germany to estimate
the effect of school reopenings after the summer of 2021 on the spread of severe acute …

The SARS-CoV-2 pandemic led to closure of nearly all K-12 schools in the United States of
America in March 2020. Although reopening K-12 schools for in-person schooling is …

Operating schools safely during the COVID-19 pandemic requires a balance between health
risks and the need for in-person learning. Using demographic and epidemiological data …

Daily activities and mobility dynamics play a central role in the spread of COVID-19. Close
physical interactions involved by certain daily activities help transmit the virus. Travel …

Purpose The purpose of this study is to obtain an analytical solution for a nonlinear system
of the COVID-19 model for susceptible, exposed, infected, isolated and recovered …